mirror of https://github.com/rust-lang/rust
21 lines
611 B
Rust
21 lines
611 B
Rust
// Test that we are able to introduce a negative constraint that
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// `MyType: !MyTrait` along with other "fundamental" wrappers.
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//@ check-pass
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//@ aux-build:coherence_copy_like_lib.rs
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extern crate coherence_copy_like_lib as lib;
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struct MyType { x: i32 }
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// These are all legal because they are all fundamental types:
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impl lib::MyCopy for MyType { }
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impl<'a> lib::MyCopy for &'a MyType { }
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impl<'a> lib::MyCopy for &'a Box<MyType> { }
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impl lib::MyCopy for Box<MyType> { }
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impl lib::MyCopy for lib::MyFundamentalStruct<MyType> { }
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impl lib::MyCopy for lib::MyFundamentalStruct<Box<MyType>> { }
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fn main() {}
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